Mathematics, 06.05.2020 05:39 justynejoseph6877
A Cell Phone company sells cellular phones and airtime in a State. At a recent meeting, the marketing manager states that the average age of the customers is 40 years. Before actually completing the advertising plan, it was decided to select a random sample of customers. Among the questions asked in the survey of 50 customers was the customer’s ages. The mean and the standard deviation of the data based on the survey are 38 years and 7 years. a. Formulate a hypothesis to test the marketing manager’s claim. b. Does the sample support manager’s claim. Test at 0.05 level of significance.
Answers: 3
Mathematics, 21.06.2019 16:00
Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.
Answers: 1
Mathematics, 21.06.2019 17:00
Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.
Answers: 1
Mathematics, 21.06.2019 17:30
Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.
Answers: 2
Mathematics, 21.06.2019 19:00
You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?
Answers: 1
A Cell Phone company sells cellular phones and airtime in a State. At a recent meeting, the marketin...
English, 20.11.2019 00:31
Mathematics, 20.11.2019 00:31
History, 20.11.2019 00:31
Biology, 20.11.2019 00:31
Geography, 20.11.2019 00:31
History, 20.11.2019 00:31
English, 20.11.2019 00:31