Activity 6 Data

Section 1

One Sample T Test

H0: μ = 25.0 vs H1: μ ≠ 25.0

n mean st dev SE mean 95% C.I. Test
Statistic
p-value
lower upper
28 26.756 2.025 0.38273 25.971 27.541 4.588 0.000092

Critical t values = ± 2.052

Section 2

One Sample T Test

H0: μ = 25.0 vs H1: μ ≠ 25.0

n mean st dev SE mean 95% C.I. Test
Statistic
p-value
lower upper
33 26.566 1.574 0.27397 26.008 27.124 5.715 0.000002

Critical t values = ± 2.037

Section 3

One Sample T Test

H0: μ = 25.0 vs H1: μ ≠ 25.0

n mean st dev SE mean 95% C.I. Test
Statistic
p-value
lower upper
12 26.313 1.037 0.29948 25.654 26.972 4.385 0.001089

Critical t values = ± 2.201

Combined Data

One Sample T Test

H0: μ = 25.0 vs H1: μ ≠ 25.0

n mean st dev SE mean 95% C.I. Test
Statistic
p-value
lower upper
73 26.597 1.681 0.19679 26.205 26.990 8.116 0.000000

Critical t values = ± 1.993

Data Dictionary

Sect
Section of Math 113
Mass
Mass in grams of candy in bag of Member's Mark® Zoo Animal Fruit Flavored Snacks. The bag is claimed to contain 25.0 g of candy.