Barry used a camera to monitor the total amount of time the refrigerator door was open e 0 10 20 30 40 50 60 70 80 90 100 110 120 Time Door Was Open (seconds) What was the interquartile range of Barry's data? A 55 seconds
B 70 seconds
C 90 seconds
D 95 seconds
HELP PLSS​

Multiply. write your answer in simplest form. 3/8 x 5/7

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.