Mathematics, 21.10.2021 01:10 paulagarza
DO NOT ANSWER UNLESS YOU KNOW IT.
The principal randomly selected six students to take an aptitude test. Their scores were:
72.3 81.1 78.4 80.9 81.5 75.5
Determine a 90 percent confidence interval for the mean score for all students, show your work.
A) (75.13, 81.43)
B) (75.23, 81.33)
C) (81.33, 75.23)
D) (81.43, 75.13)
Answers: 3
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If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?
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Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?
Answers: 1
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Answers: 2
DO NOT ANSWER UNLESS YOU KNOW IT.
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