The Sample Standard Deviations and Sample Sizes Are Given for Independent

Multiple Choice

The sample standard deviations and sample sizes are given for independent simple random samples from twopopulations. Use the two-standard-deviations F-interval procedure to obtain the specified confidence interval. Round tothe nearest hundredth.
- $\mathrm { s } _ { 1 } = 38.7 , \mathrm { n } _ { 1 } = 6 , \mathrm {~s} _ { 2 } = 84.6 , \mathrm { n } _ { 2 } = 16 ; 90 \%$ confidence interval

A) $0.27$ to $4.7$
B) $0.27$ to $1.28$
C) $0.46$ to $2.19$
D) $0.27$ to $0.98$