subject
Mathematics, 25.07.2020 20:01 josephraven7942

The average final exam score for the statistics course is 80%. A professor wants to see if the average final exam score for students who are given colored pens on the first day of class is lower. The final exam scores for the 13 randomly selected students who were given the colored pens are shown below. Assume that the distribution of the population is normal. 82, 73, 72, 76, 63, 64, 74, 75, 85, 80, 76, 77, 67 What can be concluded at the the α α = 0.10 level of significance level of significance?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 19:40
Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y
Answers: 2
question
Mathematics, 21.06.2019 19:50
The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50
Answers: 1
question
Mathematics, 21.06.2019 21:40
The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?
Answers: 2
question
Mathematics, 21.06.2019 23:00
Qrst is a parallelogram. determine the measure of ∠q pls
Answers: 2
You know the right answer?
The average final exam score for the statistics course is 80%. A professor wants to see if the avera...
Questions
question
Chemistry, 23.05.2021 06:30
question
Mathematics, 23.05.2021 06:30
question
Mathematics, 23.05.2021 06:30
question
World Languages, 23.05.2021 06:30
question
Mathematics, 23.05.2021 06:30
Questions on the website: 13722363