The probability distribution for a random variable x is given in the table. X - 10 -5 0 5 10 15 20
Probability .20 .15 .05 .1 .25 .1 .15
Find the probability that -5 ≤ x ≤ 5​
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The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect

You had $235 in your savings account nine weeks ago. you withdrew the same amount each week for 8 straight weeks. your balence was then $75. solve the equation 235 - 8m=75 to find how much money m you withdrew from your account each week. 2 points