Question 1

Calculate the mean, given $18,000, $24,800, $16,900, and $29,100.

Accepted Answer

($18,000 + $24,800 + $16,900 + $29,100)/4 = $22,200.

Question 2

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data (round mean to nearest hundredth): 82.5, 91.3, 57.4, 41.7, 76.9, 68.5

Accepted Answer

Mean = (82.5 + 91.3 + 57.4 + 41.7 + 76.9 + 68.5)/ 6 = 69.72
 11eb6926_6e1b_51fd_bb3a_7f2e5b001d2b_TB8249_00 1,618.98 / (6 - 1)= 323.80; standard deviation
 11eb6926_6e1b_51fe_bb3a_fb02a86f571b_TB8249_00

Question 3

Given a mean of 1,500 and a standard deviation of 53, calculate the value that is 2 standard deviations below the mean.

Accepted Answer

1,500 - (53 x 2)= 1,394.

Question 4

At the college bookstore, the following sales were rung up. Based on this, prepare a bar graph. Use intervals of 0-$5.99, $6.00-$11.99, $12.00-$17.99, and $18.00-$23.99.
 $$\begin{array} { | l | l | l | l | } 
\hline \$6.95 & \$ 7.50 & \$ 6.91 & \$ 18.60 \
\hline \$ 14.88 & \$ 8.25 & \$ 21.55 & \$ 10.50 \
\hline \$13.10 & \$ 9.31 & \$ 22.95 & \$ 11.11 \
\hline \$12.00 & \$ 10.18 & \$ 16.95 & \$ 3.50 \
\hline
\end{array}$$

Accepted Answer

The answer of At the college bookstore, the following sales...

Question 5

Calculate the weighted mean of bottled water sales in dollars:
 $$\begin{array} { | l | l | } 
\hline \text { Value } & \text { Frequency } \
\hline \$ 1.25 & 7 \
\hline \$1.50 & 4 \
\hline\$ 1.75 & 2 \
\hline
\end{array}$$

Accepted Answer

The answer of Calculate the weighted mean of bottled water...

Question 6

Abby McDonald took five three-credit courses at Glenn Community College. She received a C in Accounting and 4 B's (Management, Logic, Algebra, and Business Law). What is her grade point average? (Assume A = 4.0, B = 3.0, C = 2.0.)

Accepted Answer

This can be done based on classes since all the same credit hours: (2.0 x 1 + 3.0 x 4)/ 5 = 2.8;
Or this can be done based on credit hours: (2.0 x 3 + 3.0 x 12)/ (3 x 5)= 42; 42 / 15 = 2.8.

Question 7

Prepare a bar chart of this data
 $$\begin{array} { | l | l | l | l | l | } 
\hline 1,000 & 8,000 & 4,000 & 6,000 & 5,000 \
\hline 6,000 & 2,000 & 7,000 & 6,000 & 6,000 \
\hline 9,000 & 3,000 & 9,000 & 5,000 & 2,000 \
\hline 10,000 & 7,000 & 10,000 & 7,000 & 6,000 \
\hline
\end{array}$$

Accepted Answer

The answer of Prepare a bar chart of this data
...

Question 8

Given the following, find the
A)Mean and
B)Mode:
 $$\begin{array} { | l | l | } 
\hline \text { Employee } & \text { Sales } \
\hline \text { Jan C. } & \$ 18,900 \
\hline \text { John D. } & \$ 24,800 \
\hline \text { Jose F. } & \$ 16,900 \
\hline \text { Shiram T. } & \$ 29,100 \
\hline
\end{array}$$

Accepted Answer

The answer of Given the following, find the
A)Mean and
B)Mode:
 \[\begin{array}...

Question 9

Calculate the range for the following June temperatures: 95.6, 69.2, 78.1, and 88.0

Accepted Answer

95.6 - 69.2 = 26.4.

Question 10

Today, a new truck costs $18,000. In 1980, the truck cost $9,000. What is the price relative?

Accepted Answer

($18,000/$9,000)× 100 = 200.

Question 11

Joyce Rath predicted that over the Memorial Day weekend the following will visit the Children's Museum:
 $$\begin{array} { | l | l | } 
\hline \text { Children under } 5 & 28 \% \
\hline \text { Children 5-12 } & 32 \% \
\hline \text { Parents } & 30 \% \
\hline \text { Grandparents } & 10 \% \
\hline
\end{array}$$ How many degrees would each represent if a circle graph were made (to the nearest tenth of a percent)?

Accepted Answer

The answer of Joyce Rath predicted that over the Memorial...

Question 12

Ed Sullivan manufactures bean bags. From the following daily production for the first 20 days of July, find the weighted mean (to the nearest whole number).
 $$\begin{array} { | l | l | l | l | l | } 
\hline 600 & 900 & 700 & 800 & 600 \
\hline 900 & 800 & 900 & 900 & 700 \
\hline 700 & 600 & 600 & 700 & 800 \
\hline 800 & 800 & 600 & 600 & 700 \
\hline
\end{array}$$

Accepted Answer

The answer of Ed Sullivan manufactures bean bags. From the...

Question 13

Today, a new Ford costs $28,000. In 1970, the car cost $6,000. What is the price relative (round to the nearest hundredth)?

Accepted Answer

($28,000/$6,000)× 100 = 466.67.

Question 14

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data: 80, 92, 59, 46, 82, 74

Accepted Answer

Mean = (80 + 92 + 59 + 46 + 82 + 74)/ 6 = 72.17
 11eb6926_6e1b_a01f_bb3a_dbe477c5db05_TB8249_00 1,412.84 / (6 - 1)= 282.57; standard deviation.
 11eb6926_6e1b_a020_bb3a_bfe4052c61bc_TB8249_00

Question 15

Alice's Hardware's sales for the first two weeks were as follows:
 $$\begin{array} { | l | l | l | l | l | l | l | } 
\hline\$ 700 & \$ 950 & \$ 960 & \$ 1,008 & \$ 800 & \$ 1,200 & \$ 1,200 \
\hline \$500 & \$ 870 & \$ 750 & \$ 1,200 & \$ 750 & \$ 750 & \$ 1,008 \
\hline
\end{array}$$ What would be the mode?

Accepted Answer

The answer of Alice's Hardware's sales for the first two...

Question 16

Wayne Myrick's salaries at the beginning of each decade are listed below. What was the mean of his salaries? $98,500, $84,600, $79,300, $69,000, $48,750

Accepted Answer

($98,500 + $84,600 + $79,300 + $69,000 + $48,750)/ 5 = $76,030.

Question 17

At the college bookstore, the following sales were rung up. Based on this, prepare a frequency distribution. Use intervals of 0-$5.99, $6.00-$11.99, $12.00-$17.99, and $18.00-$23.99.
 $$\begin{array} { | l | l | l | l | } 
\hline\$ 6.95 & \$ 7.50 & \$ 6.91 & \$ 18.60 \
\hline \$ 8.25 & \$ 21.55 & \$ 10.50 & \$ 13.10 \
\hline\$ 22.95 & \$ 11.11 & \$ 12.00 & \$ 10.18 \
\hline \$ 3.50 & \$ 14.88 & \$ 9.31 & \$ 16.95 \
\hline
\end{array}$$

Accepted Answer

The answer of At the college bookstore, the following sales...

Question 18

Kathleen sold chemicals for DuPont with the following sales results. Calculate the weighted mean.
 $$\begin{array} { | l | l | } 
\hline \text { Value } & \text { Frequency } \
\hline\$ 177.16 & 7 \
\hline \$ 37.25 & 2 \
\hline \$ 78.00 & 3 \
\hline \$ 150.00 & 2 \
\hline
\end{array}$$

Accepted Answer

The answer of Kathleen sold chemicals for DuPont with the...

Question 19

Russell Co. reported sales of $400,000 in 2018. This compared to sales of $180,000 in 2017 and $100,000 in 2016. Construct a line graph for Russell Co.

Accepted Answer

The answer of Russell Co. reported sales of $400,000 in...

Quiz 22: Business Statistics

Calculate the mean, given $18,000, $24,800, $16,900, and $29,100.

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data (round mean to nearest hundredth): 82.5, 91.3, 57.4, 41.7, 76.9, 68.5

Given a mean of 1,500 and a standard deviation of 53, calculate the value that is 2 standard deviations below the mean.

Calculate the weighted mean of bottled water sales in dollars: $\begin{array} { | l | l | } \hline \text { Value } & \text { Frequency } \\\hline \$ 1.25 & 7 \\\hline \$1.50 & 4 \\\hline\$ 1.75 & 2 \\\hline\end{array}$

Abby McDonald took five three-credit courses at Glenn Community College. She received a C in Accounting and 4 B's (Management, Logic, Algebra, and Business Law). What is her grade point average? (Assume A = 4.0, B = 3.0, C = 2.0.)

Prepare a bar chart of this data $\begin{array} { | l | l | l | l | l | } \hline 1,000 & 8,000 & 4,000 & 6,000 & 5,000 \\\hline 6,000 & 2,000 & 7,000 & 6,000 & 6,000 \\\hline 9,000 & 3,000 & 9,000 & 5,000 & 2,000 \\\hline 10,000 & 7,000 & 10,000 & 7,000 & 6,000 \\\hline\end{array}$

Given the following, find the A)Mean and B)Mode: $\begin{array} { | l | l | } \hline \text { Employee } & \text { Sales } \\\hline \text { Jan C. } & \$ 18,900 \\\hline \text { John D. } & \$ 24,800 \\\hline \text { Jose F. } & \$ 16,900 \\\hline \text { Shiram T. } & \$ 29,100 \\\hline\end{array}$

Calculate the range for the following June temperatures: 95.6, 69.2, 78.1, and 88.0

Today, a new truck costs $18,000. In 1980, the truck cost $9,000. What is the price relative?

Today, a new Ford costs $28,000. In 1970, the car cost $6,000. What is the price relative (round to the nearest hundredth)?

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data: 80, 92, 59, 46, 82, 74

Wayne Myrick's salaries at the beginning of each decade are listed below. What was the mean of his salaries? $98,500, $84,600, $79,300, $69,000, $48,750

Kathleen sold chemicals for DuPont with the following sales results. Calculate the weighted mean. $\begin{array} { | l | l | } \hline \text { Value } & \text { Frequency } \\\hline\$ 177.16 & 7 \\\hline \$ 37.25 & 2 \\\hline \$ 78.00 & 3 \\\hline \$ 150.00 & 2 \\\hline\end{array}$

Russell Co. reported sales of $400,000 in 2018. This compared to sales of $180,000 in 2017 and $100,000 in 2016. Construct a line graph for Russell Co.

Quiz 22: Business Statistics

Calculate the mean, given $18,000, $24,800, $16,900, and $29,100.

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data (round mean to nearest hundredth): 82.5, 91.3, 57.4, 41.7, 76.9, 68.5

Given a mean of 1,500 and a standard deviation of 53, calculate the value that is 2 standard deviations below the mean.

Calculate the weighted mean of bottled water sales in dollars: Value Frequency $1.257$1.504$1.752\begin{array} { | l | l | } \hline \text { Value } & \text { Frequency } \\\hline \$ 1.25 & 7 \\\hline \$1.50 & 4 \\\hline\$ 1.75 & 2 \\\hline\end{array} Value $1.25$1.50$1.75​ Frequency 742​​

Abby McDonald took five three-credit courses at Glenn Community College. She received a C in Accounting and 4 B's (Management, Logic, Algebra, and Business Law). What is her grade point average? (Assume A = 4.0, B = 3.0, C = 2.0.)

Calculate the range for the following June temperatures: 95.6, 69.2, 78.1, and 88.0

Today, a new truck costs $18,000. In 1980, the truck cost $9,000. What is the price relative?

Today, a new Ford costs $28,000. In 1970, the car cost $6,000. What is the price relative (round to the nearest hundredth)?

Calculate the standard deviation (to the nearest hundredth)for the following sample set of data: 80, 92, 59, 46, 82, 74

Wayne Myrick's salaries at the beginning of each decade are listed below. What was the mean of his salaries? $98,500, $84,600, $79,300, $69,000, $48,750

Russell Co. reported sales of $400,000 in 2018. This compared to sales of $180,000 in 2017 and $100,000 in 2016. Construct a line graph for Russell Co.

Calculate the weighted mean of bottled water sales in dollars: $\begin{array} { | l | l | } \hline \text { Value } & \text { Frequency } \\\hline \$ 1.25 & 7 \\\hline \$1.50 & 4 \\\hline\$ 1.75 & 2 \\\hline\end{array}$