A survey was conducted that asked 959 people how many books they had read in the past year. Results indicated that x=13.5 books and s=16.5 books. Construct a 96% confidence interval for the mean number of books people read. Interpret the interval.

Q: Find the quadratic equation if the roots are 3 and - 4.

A: Quadratic equation with roots a and b is x2-(sum of the roots)x + product of the roots =0…

Q: fter 4 minutes of reading, Aaron was on page 14 of his book. After 8 minutes he wa

A: detailed solution is given below

Q: Solve 6x² - 5x + 1 = 0 for x.

A: Please see the answer below.

Q: Solve cosh z =-2i.

A: The solution is given as follows

Q: solve: fx"- 4x-3y=et-6 5x+y + 4y = 8+ cost

A:

Q: The time between high and low tide is 12 hours. The high tide of 22 feet occurred at 5 am. The Low…

A:

Q: solve

A: Given, solve for x 3(5-3x)-4=-15

Q: 146-d solve for d

A:

Q: Solve 3sin²x - 5tanx = 4

A: Given 3sin2x-5tanx=4

Q: If 4 is the root of the equation 2x²-yx-6 I. Determine the value of y ii. Find the second root

A: The given equation is:                     2x2-yx-6 = 0        & 4 is a root of the given…

Q: World Health Organization states that 1500 cals is the average daily calorie intake for the people…

A: Given that sample size n= 100 Mean = x¯ = 1726 cal Standard deviation = s = 900 cal

Q: Solve x - 7x + 12 = 0.

A: Given equation:                     x2-7x+12=0   . . . (1)

Q: Simplify: 8x* + 4x° + 5x² + 2 + 9x³

A:

Q: Solve: 5=x/4+y for y

A: Given the equation: 5=x4+y

Q: Solve: I 8 - 3x I = I 2x - 7 I

A: Solve: I8 - 3xI = I2x - 7I