Acompany makes four different types of candles. the ratio of fragrance to wax for each type of candle is shown in the tables
below.
wax
type 1
fragrance
(ml)
20
80
160
type 2
fragrance wax
(ml) (l)
150
250
300
type 3
fragrance wax
(ml)
250
500
750
type 4
fragrance
(ml)
30
240
270
wax
(l)
which type of candle has the greatest ratio of fragrance to wax?
type 1
type 2
type 3
type 4

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) =