The FDA regulates that a fish that is consumed is allowed to contain at most 1 mg/kg of mercury. In Florida, bass fish were collected in a random sample of different lakes to measure the average amount of mercury in the sample of fish from each lake. The data for the average amount of mercury in each lake is in table below. Do the data provide enough evidence to show that the fish in all Florida lakes have a lower mercury level than the allowable amount? Test at the 2% level. ?V mercury level of fish in mg/kg 0.87 H: Hypotheses Fill in the correct null and alternative hypotheses: Ho: ?? HA: V ? On 230 or normal population Da is known 0.48 0.34 0.34 0.49 0.4 0.84 1.16 0.56 0.21 0.16 P: Parameter What is the correct parameter symbol for this problem? mg/kg 0.49 0.34 0.28 0.25 mg/kg 0.44 0.05 What is the wording of the parameter in the context of this problem? Select an answer 0.77 0.83 0.43 0.04 0.1 0.73 1.23 0.86 0.48 0.98 0.19 0.63 0.41 0.27 0.65 0.19 0.56 0.59 1.08 0.71 0.94 0.15 1.1 0.52 1.2 0.5 0.04 0.19 0.18 0.27 0.81 0.5 0.49 A: Assumptions Since Select an answer information was collected from each object, what conditions do we need to check? Check all that apply.
The FDA regulates that a fish that is consumed is allowed to contain at most 1 mg/kg of mercury. In Florida, bass fish were collected in a random sample of different lakes to measure the average amount of mercury in the sample of fish from each lake. The data for the average amount of mercury in each lake is in table below. Do the data provide enough evidence to show that the fish in all Florida lakes have a lower mercury level than the allowable amount? Test at the 2% level. ?V mercury level of fish in mg/kg 0.87 H: Hypotheses Fill in the correct null and alternative hypotheses: Ho: ?? HA: V ? On 230 or normal population Da is known 0.48 0.34 0.34 0.49 0.4 0.84 1.16 0.56 0.21 0.16 P: Parameter What is the correct parameter symbol for this problem? mg/kg 0.49 0.34 0.28 0.25 mg/kg 0.44 0.05 What is the wording of the parameter in the context of this problem? Select an answer 0.77 0.83 0.43 0.04 0.1 0.73 1.23 0.86 0.48 0.98 0.19 0.63 0.41 0.27 0.65 0.19 0.56 0.59 1.08 0.71 0.94 0.15 1.1 0.52 1.2 0.5 0.04 0.19 0.18 0.27 0.81 0.5 0.49 A: Assumptions Since Select an answer information was collected from each object, what conditions do we need to check? Check all that apply.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Question
Transcribed Image Text:The FDA regulates that a fish that is consumed is allowed to contain at most 1 mg/kg of mercury. In Florida,
bass fish were collected in a random sample of different lakes to measure the average amount of mercury
in the sample of fish from each lake. The data for the average amount of mercury in each lake is in table
below. Do the data provide enough evidence to show that the fish in all Florida lakes have a lower mercury
level than the allowable amount? Test at the 2% level.
mercury level of fish in mg/kg
0.87
0.48
0.34
H: Hypotheses
Fill in the correct null and alternative hypotheses:
Ho: ??
HA: ??V
On 230 or normal population
a is known
On(1-P) ≥ 10
0.34
0.49
mg/kg
0.4
0.84
1.16
mg/kg
0.56
0.21
0.16
0.49
0.34
0.28
0.25
0.44
0.05
0.77
0.83
0.43
0.04
0.1
0.73
1.23
0.86
P: Parameter
What is the correct parameter symbol for this problem?
PV
0.48
0.98
0.19
0.63
0.41
0.27
What is the wording of the parameter in the context of this problem?
Select an answer
0.65
0.19
0.56
0.59
1.08
0.71
0.94
0.15
1.1
0.52
1.2
0.5
0.04
0.19
0.18
0.27
0.81
0.5
0.49
72527694
A: Assumptions
Since Select an answer information was collected from each object, what conditions do we need to
check?
Check all that apply.
Transcribed Image Text:hcc.instructure.com/courses/121072/assignments/2527694
On ≥ 30 or normal population
Da is known W
On(1-P) ≥ 10
6
outliers in the data
ON>20n
Onp > 10
Da is unknown
Ono outliers in the data
K
Check those assumptions:
1. Is the value of or known??
2. Given the following modified boxplot (If using a screenreader, use technology to generate the
modified boxplot and answer the question below.):
0.04 0.27 0.49 0.77
7
mercury level of fish in mg/kg
Are there any outliers? Select an answer
Select an answer
V
3. R-
t=
Is it reasonable to assume the population is normally distributed?
Select an answer
? V
N: Name the test
The conditions are met to use a Select an answer V.
T: Test Statistic
The symbol and value of the random variable on this problem are as follows:
X-H
√
t=
The test statistic formula set up with numbers is as follows:
Round values to 4 decimal places.
1.23
which is ? V
=
P-value =
N
The final answer for the test statistic from technology is as follows:
Round to 2 decimal places.
M: Make a decision
mg/kg
O: Obtain the P-value
Report the final answer to 4 decimal places.
It is possible when rounded that a p-value is 0.0000
a
Since the p-value? V
● Question 2
S: State a conclustion
There Select an answer significant evidence to conclude
Select an answer
mg/kg
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