The most julius con afford to pay per year in mortgage payments is $11,500,
and his credit score is currently 463. according to the following table for a
$150,000 mortgage, by how many points would he need to improve his credit
score in order to take a mortgage for $150,000?
fico
score
720-850
700-719
675-699
620-674
560-619
500.559
interest
rata
5.59%
5.71%
6.25%
7.40%
8.53%
9.29%
monthly
payment
$860
$872
$924
$1,039
$1.157
$1,238

Atest of sobriety involves measuring the subject's motor skills. a sample of 31 randomly selected sober subjects take the test and produce a mean score of 64.4 with a standard deviation of 2. a claim is made that the true mean score for all sober subjects is equal to 65. for each part below, enter only a numeric value in the answer box. for example, do not type "z =" or "t =" before your answers. round each of your answers to 3 places after the decimal point. (a) calculate the value of the test statistic used in this test. test statistic's value = (b) use your calculator to find the p-value of this test. p-value = (c) use your calculator to find the critical value(s) used to test this claim at the 0.2 significance level. if there are two critical values, then list them both with a comma between them. critical value(s) =