Zhiyuan and his family are planning to attend a football game. The time it takes Zhiyuan to get to the football stadium is dependent upon the traffic. If traffic is heavy, he will only average 30 mi/h and he
will arrive right on time. If traffic is light, he will average 55 mi/h and arrive 1 hour and 15 minutes
early. In miles, what is the distance from Zhiyuan’s house to the football stadium? Express your
answer as a decimal to the nearest tenth.

Are carpet coast $15 per square metre. the total delivery charge is $21 peter buys n squared metres of carpet what is the expression which represents the total cost in $

Which two undefined geometric terms always describe figures with no beginning or end?

Acell phone company offers two plans to its subscribers. at the time new subscribers sign up, they are asked to provide some demographic information. the mean yearly income for a sample of 40 subscribers to plan a is $45,000 with a standard deviation of $9,200. for a sample of 25 subscribers to plan b, the mean income is $64,300 with a standard deviation of $7,100. at the 0.025 significance level, is it reasonable to conclude the mean income of those selecting plan b is larger? assume unequal population standard deviations. hint: for the calculations, assume the plan a as the first sample. what is the decision rule? (negative amount should be indicated by a minus sign. round your answer to 3 decimal places.) compute the value of the test statistic. (negative amount should be indicated by a minus sign. round your answer to 2 decimal places.) what is your decision regarding h0 ? reject h0 fail to reject h0 compute the p-value. less than 0.01 between 0.01 and 0.025 between 0.025 and 0.05 between 0.05 and 0.10 greater than 0.10