subject
Mathematics, 05.05.2020 12:08 sonicshon2

A study of a local high school tried to determine the mean number of text messages that each student sent per day. The study surveyed a random sample of 114 students in the high school and found a mean of 195 messages sent per day with a standard deviation of 73 messages. Determine a 95% confidence interval for the mean, rounding all values to the nearest whole number.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
What is the volume of a cone with a height of 6 cm in the radius of 2 cm
Answers: 1
question
Mathematics, 21.06.2019 19:30
Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ÌŠ. how far is the man from the base of the bridge tower? with explanation and pictures .
Answers: 1
question
Mathematics, 21.06.2019 21:50
Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.
Answers: 3
question
Mathematics, 22.06.2019 01:30
Urgent need asap △abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.
Answers: 1
You know the right answer?
A study of a local high school tried to determine the mean number of text messages that each student...
Questions
question
Social Studies, 04.04.2020 01:01
question
History, 04.04.2020 01:01
Questions on the website: 13722360