The following summarizes the amount of snowfall in Ontario over the past number of years. You wonder whether the population mean could have been 2000 or 1900.
A) Since 1900 is within the 95% conﬁdence interval, the population mean is likely to be 1900.
B) Since 1900 is within the 95% conﬁdence interval, the population mean is not likely to be 1900.
C) Since 2000 is within the 95% conﬁdence interval, the population mean is likely to be 2000.
D) Since neither 1900 nor 200 is within the 95% conﬁdence interval, the population mean is not likely to be 1900 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 2000 or 1900.
A) Since 1900 is within the 95% conﬁdence interval, the population mean is likely to be 1900. 
B) Since 1900 is within the 95% conﬁdence interval, the population mean is not likely to be 1900. 
C) Since 2000 is within the 95% conﬁdence interval, the population mean is likely to be 2000. 
D) Since neither 1900 nor 200 is within the 95% conﬁdence interval, the population mean is not likely to be 1900 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 1900 and 2000 are both within the 95% conﬁdence interval, the population mean is

The Following Summarizes the Amount of Snowfall in Ontario Over