Jump to level 1 Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 4 inches. The heights of 7 randomly selected students...


Jump to level 1<br>Suppose the mean height in inches of all 9th grade students at one high school is<br>estimated. The population standard deviation is 4 inches. The heights of 7<br>randomly selected students are 67, 64, 71, 64, 65, 75 and 62.<br>2<br>I = Ex: 12.34<br>Margin of error at 99% confidence level = Ex: 1.23<br>99% confidence interval = [ Ex: 12.34<br>Ex: 12.34 ]<br>[smaller value, larger value]<br>1<br>2<br>Check<br>Next<br>Feedback?<br>D- D<br>

Extracted text: Jump to level 1 Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation is 4 inches. The heights of 7 randomly selected students are 67, 64, 71, 64, 65, 75 and 62. 2 I = Ex: 12.34 Margin of error at 99% confidence level = Ex: 1.23 99% confidence interval = [ Ex: 12.34 Ex: 12.34 ] [smaller value, larger value] 1 2 Check Next Feedback? D- D

Jun 11, 2022
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