Question
ListenReadSpeaker webReader: Listen Focus Jane found 9 different prices for a graphing calculator at different stores, with an average of $102.50, and a standard deviation
ListenReadSpeaker webReader: ListenFocus
"Jane found 9 different prices for a graphing calculator at different stores, with an average of $102.50, and a standard deviation of $15.33. Is there evidence that she should expect to spend significantly more than $100 on a graphing calculator?"
A researcher carried out the appropriate hypothesis test, and failed to reject the null hypothesis. Choose the best interpretation of the results.
Question 2 options:
Jane should expect to spend over $100 on a graphing calculator. | |
There is not enough evidence to conclude that Jane should expect to spend less than $100 on a graphing calculator. | |
There is not enough evidence to conclude that Jane should expect to spend over $100 on a graphing calculator. | |
Jane should expect to spend less than $100 on a graphing calculator. |
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