Heights were measured for a random sample of 18 plants grown while being treated with a particular nutrient. The sample mean and sample standard deviation of those height measurements were 37 centimeters and 9 centimeters, respectively. Assume that the population of heights of treated plants is normally distributed with mean μ. Based on the sample, can it be concluded that μ is different from 36 centimeters? Use the 0.05 level of significance. Perform a two-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places and round your answers as specified in the table. (If necessary, consult a list of formulas.) (a) State the null hypothesis H and the alternative hypothesis H₁. Ho: O H₁ : 0 (b) Determine the type of test statistic to use. (Choose one) ▼ (c) Find the value of the test statistic. (Round to three or more decimal places.) 0 (d) Find the two critical values. (Round to three or more decimal places.) and (e) At the 0.05 level of significance, can it be concluded that the population mean height of treated plants is different from centimeters? OYes No μ |x X 0=0 0#0 X O S OSO 0<0 Р O

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Heights were measured for a random sample of 18 plants grown while
being treated with a particular nutrient. The sample mean and sample
standard deviation of those height measurements were 37 centimeters
and 9 centimeters, respectively.
H₁ :0
(b) Determine the type of test statistic to use.
Evelyn V
Assume that the population of heights of treated plants is normally
distributed with mean . Based on the sample, can it be concluded that
is different from 36 centimeters? Use the o.os level of significance.
Degrees of freedom
(Pind the value of the test statistic. (Round to three or more decimal places.)
0
(d) Find the two critical values. Round to three or more decimal places.)
and
I Don't Know
Perform a two-tailed test. Then complete the parts below.
Carry your intermediate computations to three or more decimal places.
and round your answers as specified in the table. (If necessary, consult
a list of formulas.)
(a) State the null hypothesis and the alternative hypothesis H.
(e) At the 0.05 level of significance, can it be concluded that the population
mean height of treated plants is different from 36 centimeters?
OYes No
Submit
1
Español
M
H
x
AA
0
S
© 2023 McGraw Hill LLC AB Rights Reserved. Terms of Use | Privacy Center
Р
ê
0-0 050 020
00 00 00
77
x 5
Transcribed Image Text:Done Knowledge Check www-awu.aleks.com Heights were measured for a random sample of 18 plants grown while being treated with a particular nutrient. The sample mean and sample standard deviation of those height measurements were 37 centimeters and 9 centimeters, respectively. H₁ :0 (b) Determine the type of test statistic to use. Evelyn V Assume that the population of heights of treated plants is normally distributed with mean . Based on the sample, can it be concluded that is different from 36 centimeters? Use the o.os level of significance. Degrees of freedom (Pind the value of the test statistic. (Round to three or more decimal places.) 0 (d) Find the two critical values. Round to three or more decimal places.) and I Don't Know Perform a two-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. and round your answers as specified in the table. (If necessary, consult a list of formulas.) (a) State the null hypothesis and the alternative hypothesis H. (e) At the 0.05 level of significance, can it be concluded that the population mean height of treated plants is different from 36 centimeters? OYes No Submit 1 Español M H x AA 0 S © 2023 McGraw Hill LLC AB Rights Reserved. Terms of Use | Privacy Center Р ê 0-0 050 020 00 00 00 77 x 5
Heights were measured for a random sample of 18 plants grown while
being treated with a particular nutrient. The sample mean and sample
standard deviation of those height measurements were 37 centimeters
and 9 centimeters, respectively.
Español
Assume that the population of heights of treated plants is normally
distributed with mean μ. Based on the sample, can it be concluded that μ
is different from 36 centimeters? Use the 0.05 level of significance.
Perform a two-tailed test. Then complete the parts below.
Carry your intermediate computations to three or more decimal places
and round your answers as specified in the table. (If necessary, consult
a list of formulas.)
(a) State the null hypothesis H and the alternative hypothesis H₁.
H₂ : O
H₁ :0
(b) Determine the type of test statistic to use.
(Choose one) ▼
(c) Find the value of the test statistic. (Round to three or more decimal places.)
0
(d) Find the two critical values. (Round to three or more decimal places.)
and
(e) At the 0.05 level of significance, can it be concluded that the population
mean height of treated plants is different from 36 centimeters?
OYes ONO
μ
XI
9
0=0
0#0
X
O
S
00
OSO
O<O
Р
<Q
Olo
020
BE
O<O
Transcribed Image Text:Heights were measured for a random sample of 18 plants grown while being treated with a particular nutrient. The sample mean and sample standard deviation of those height measurements were 37 centimeters and 9 centimeters, respectively. Español Assume that the population of heights of treated plants is normally distributed with mean μ. Based on the sample, can it be concluded that μ is different from 36 centimeters? Use the 0.05 level of significance. Perform a two-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places and round your answers as specified in the table. (If necessary, consult a list of formulas.) (a) State the null hypothesis H and the alternative hypothesis H₁. H₂ : O H₁ :0 (b) Determine the type of test statistic to use. (Choose one) ▼ (c) Find the value of the test statistic. (Round to three or more decimal places.) 0 (d) Find the two critical values. (Round to three or more decimal places.) and (e) At the 0.05 level of significance, can it be concluded that the population mean height of treated plants is different from 36 centimeters? OYes ONO μ XI 9 0=0 0#0 X O S 00 OSO O<O Р <Q Olo 020 BE O<O
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