4. Trivia Quiz The probabilities that a player will get 5 to 10 questions right on a trivia quiz are shown below.
Find the mean, variance, and standard deviation for the
distribution
х
5 6 7
8 9 10
P(X) 0.05 0.2 0.4 0.1
0.15 0.1
8

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Ten times the square of a non-zero number is eqaul to ninety times the number

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?