krizzle8956 krizzle8956
  • 19-04-2018
  • Mathematics
contestada

A test consists of 30 multiple choice​ questions, each with five possible​ answers, only one of which is correct. find the mean and the standard deviation of the number of correct answers. round the answers to the nearest hundredth.

Respuesta :

TrippieReddd TrippieReddd
  • 23-04-2018
The standard deviation is 0.
Answer Link

Otras preguntas

what is the value of x in the proportion (x-1)/5=(4x+2)/35
determine the unit rate of a marathon runner that travels 5/2 miles in 15min
What mark of punctuation is most closely associated with interjections? A. Comma B. Quotation marks C. Exclamation point D. Period
Y=5x-2. -15x-3y=3. How many solutions does this linear system have?
the brightness of stars as they appear from earth is measured by _______ magnitude. a. light b. apparent c. relative d. absolute
x+3/5=7 x plus three over 5 equals 7
Which of the following quotations from “The Talk” illustrates hyperbole, or intentional overstatement? I. “My best friend and I knew that we were going to grow
what is the range of the dataset 24 79 85 97
Stu bought chips, popcorn, and pretzels for a picnic. Altogether he bought 15 bags. He bought 3 bags of pretzels and three times as many bags of chips as popcor
How do you solve P=IRT (T)