Mathematics, 20.12.2019 05:31 EinsteinBro
Apew internet poll asked cell phone owners about how they used their cell phones. one question asked whether or not during the past 30 days they had used their phone while in a store to call a friend or family member for advice about a purchase they were considering. the poll surveyed 1024 adults living in the united states by telephone. of these, 471 responded that they had used their cell phone while in a store within the last 30 days to call a friend or family member for advice about a purchase they were considering. (a) find (plusminus 0.0001) se_p the sample proportion, the standard error of the sample proportion, and the margin of error for 95% confidence. p = se_p = m = (b) find the 95% large-sample confidence interval (plusminus 0.001) for the population proportion, the 95% large-sample confidence interval is from to
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Mathematics, 21.06.2019 17:30
Can someone me with this problem i don't understand i need
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Mathematics, 21.06.2019 23:50
Solve for x in the equation x2 - 12x + 36 = 90. x= 6+3x/10 x=6+2/7 x= 12+3/22 x = 12+3/10
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Mathematics, 22.06.2019 04:50
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Mathematics, 22.06.2019 05:00
As a salesperson you get $23/ day and $3.60/each sale you make. if you want to make at least $84. in one day, how many sales would need to make? a 15b 16c 17d 18
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Apew internet poll asked cell phone owners about how they used their cell phones. one question asked...
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