Match each scatterplot shown below with one of the four specified correlations. 0 0000 О О 000 О 00 00 Ф & оро 0 8 О 10 00 о O до O 0 00 O a. -0.07 b. 0.35 с. 0.98 d. -0.86

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A:

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Q: End of month S&P 500 End of month S&P 500 End of month S&P 500 End of month S&P 500 September-77…

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A: Restraint Use Fatal Non Fatal Total Yes 570 554883 555453 No 433 8049 8482

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A: Sample 1 Sample 2 Sample 3 457 454 460 461 456 458 459 458 456   455 458   452

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A: Friday the 6th Friday the 13th 9 13 6 12 12 14 12 11 4 6 5 11 Significance level…

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Q: 16 26 36 46 56 66 15 25 35 45 55 56 14 24 34 44 54 64 13 23 33 43 53 63 12 22 32 42 52 62 11 21 31…

A: Here given that 2 dice are rolled . So total possible outcomes = 6* 6 = 36

Q: ample of 30 students. The scores are given. Complete parts (a) through (c) below. 51 48 31 36 36 57…

A: 36 35 26 58 51 18 44 43 56 36 29 44 41 48 32 24 51 36 46 57 43 53 39 31 48 59 27 44 57 16 Sample…

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to…

A: standadard normal distribution Z~N(0,1)we have to find c value such that P(-c≤Z≤c)=0.90

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Q: interpet your results

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A: 25,35,43,44,47,48,54,55,56,57, 59,62,63,65,66,68,69,69,71,72, 72,73,74,76,77,77,78,79,80,81,…

Q: A psychologist investigated whether there is a difference, on average, in IQ scores for twins. She…

A: given  Sample size (n) = 30 Mean difference (x̄) = 2.1 Standard deviation (s) = 7.2

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A: P(-c<z<c) = 0.95

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Q: ek. A 99% confidence interval for the difference in the population means, without music – with…

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