A random sample of 15 dvd players has a mean price of $64.30 and a standard deviation of $5.60. find a 95% confidence interval for the mean price of all dvd players.

The relationship between the number of hours a plumber works and the total work fee she charges is proportional. Her fee for 5 hours of work is $350.

always teacher gave her science test with 25 questions on it she scored 80% on the test how many questions did she answer incorrectly

Rewrite 27+36 using GCF and distributive property

Find the area of the circle with the following dimension. Diameter = 14 cm The area is cm? (Round to the nearest tenth as needed.)

Solve. {y=x-7 {5x+2y=7 Use the substitution method. A. (-1, - 8) B. (0, - 7) C. (7, 0) D. (3, - 4)

Use complete sentences to describe the sum of CA and AB

Select the expressions that are equivalent to 18m - 12. A. 6m - 4 + 6m - 4 + 6m - 4 B. 12m + 6 - 6m - 6 C. 6 (3m - 2) D. 3 (6m - 4) E. 24n - 4² + 8 - 6m

For every person who actually has the flu there are 6 people who have the flu resulting in a cold. If a doctor sees 49 patients write and solve a proportion to determine how many of these you would expect to have a cold

Which statement is the Law of Detachment? A. If p q is a true statement and q is true, then p is true. B. If p q is a true statement and q is true, then q p is true. C. If p q and q r are true, the p r is a true statement. D.

Eve has 24 stamps each valued at $24.75. what is the total value of her stamps?