Mathematics
Mathematics, 30.10.2020 07:20, spellsaltoniza

In a 2018 study, 40% of Californians speak a second language at home. Suppose we survey a random, independent sample of 200 Californians.
a. Is the distribution of the sample Normal? Briefly explain.
b. Calculate the standard error. Round your answer to 3 decimal places.
c. What is the probability that of the 200 Californians surveyed, 42% or more speak a second
language at home?

Please help!!

answer
Answers: 1
Get

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:00, whocares1234
How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain
Answers: 1
image
Mathematics, 21.06.2019 19:30, joselinegarciaowyrpf
Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.
Answers: 1
image
Mathematics, 21.06.2019 21:30, ajm1132005
Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois $28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan $16.85 billion 9.9 million ohio $20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )
Answers: 1
image
Mathematics, 21.06.2019 22:50, kaylarojascliff
On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table
Answers: 1
Do you know the correct answer?
In a 2018 study, 40% of Californians speak a second language at home. Suppose we survey a random, i...

Questions in other subjects:

Konu
Mathematics, 02.01.2020 20:31
Total solved problems on the site: 14425845