Mathematics, 08.08.2019 23:10, arinegrete2003
Many companies use well-known celebrities as spokespersons in their tv advertisements. a study was conducted to determine whether brand awareness of tv viewers and the gender of the spokesperson are independent. each in a sample of 300 tv viewers was asked to identify a product advertised by a celebrity spokesperson. the gender of the spokesperson and whether or not the viewer could identify the product was recorded. the numbers in each category are given below. find the rejection region necessary for testing at the 0.05 level of significance whether there is a relationship between brand awareness of tv viewers and the gender of the spokesperson. reject h0 if x2 > 10.5966 reject h0 if x2 > 5.99147 reject h0 if x2 > 3.84146 reject h0 if x2 > 7.87944
Answers: 1
Mathematics, 21.06.2019 14:50, gshreya2005
(a) compute the maclaurin polynomial m2(x) for f(x) = cos x. (b) use the polynomial of part (a) to estimate cos π 12. (c) use a calculator to compute the error made using the estimate from part (b) for the value of cos π 12. remember that the error is defined to be the absolute value of the difference between the true value and the estimate.
Answers: 2
Mathematics, 21.06.2019 18:10, mayamcmillan11
An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years
Answers: 3
Many companies use well-known celebrities as spokespersons in their tv advertisements. a study was c...
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