Mathematics, 19.10.2019 02:10 weeman6546
Assume that 63% of people are left-handed. if we select 5 people at random, find the probability of each outcome described below, rounded to four decimal places: a. there are some lefties ( ≥ 1) among the 5 people. b. there are exactly 3 lefties in the group. c. there are at least 4 lefties in the group. d. there are no more than 2 lefties in the group. e. how many lefties do you expect? f. with what standard deviation?
Answers: 3
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Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61
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Mathematics, 21.06.2019 19:30
Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?
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One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%
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Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.
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Assume that 63% of people are left-handed. if we select 5 people at random, find the probability of...
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