Ow is the t distribution similar to the standard z distribution?

a. both are continuous distribution

b. both are bell-shaped

c. both are families of distributions

d. both answers in a and b are true

What is the range of the function y = - 3cosx - 1? -4 ≤ x ≤ 4 -4 ≤ x ≤ 2 -3 ≤ x ≤ 3 -2 ≤ x ≤ 0

What 3 times the absolute value of 5-4a - 10=-1

Simplify -5 (3 (8-6) + 7)

Describe temperature with the number 5.6

A certain aquarium holds 20 gallons of water. How many quarts of water does the aquarium hold?

What is the product? (4x) (-345 (-23)

Last week, Jane made deposits of $64, $25, and $37 into her checking account. She then wrote checks for $52 and $49. What is the overall change in Jane's account balance? A - $99 C $126 B $25 D $227

Determine the direction that is parábola opens: y=4x^2+8x+2

A small soda costs $0.45 and a large soda costs $0.65 35 sodas were sold for a total of $18.55. How many of each size soda were sold

Karina ran 6 laps around a circular track with a radius of 20m how far did she run