The following summarizes the amount of snowfall in Ontario over the past number of years. You wonder whether the population mean could have been 1,600 or 2,100.
A) Since 1600 is within the 95% conﬁdence interval, the population mean is likely to be 1,600.
B) Since 1600 is not within the 95% conﬁdence interval, the population mean is not likely to be 1,600.
C) Since 2100 is within the 95% conﬁdence interval, the population mean is likely to be 2,100.
D) Since neither 1,600 nor 2,100 is within the 95% conﬁdence interval, the population mean is not likely to be 1,600 or 2000.
E) Since 1900 and 2000 are both within the 95% conﬁdence interval, the population mean is likely to be either value.

Question

The following summarizes the amount of snowfall in Ontario over the past number of years.  You wonder whether the population mean could have been 1,600 or 2,100.
A) Since 1600 is within the 95% conﬁdence interval, the population mean is likely to be 1,600. 
B) Since 1600 is not within the 95% conﬁdence interval, the population mean is not likely to be 1,600. 
C) Since 2100 is within the 95% conﬁdence interval, the population mean is likely to be 2,100. 
D) Since neither 1,600 nor 2,100 is within the 95% conﬁdence interval, the population mean is not likely to be 1,600 or 2000. 
E) Since 1900 and 2000 are both within the 95% conﬁdence interval, the population mean is likely to be either value.

Quizplus · Accepted Answer

Since neither 1,600 nor 2,100 is within the 95% conﬁdence interval, the population mean is

The Following Summarizes the Amount of Snowfall in Ontario Over