The Wind Mountain archaeological site is located in southwestern New Mexico. Wind Mountain was home to an ancient culture of prehistoric Native Americans called Anasazi. A random sample of excavations at Wind Mountain gave the following depths (in centimeters) from present-day surface grade to the location of significant archaeological artifactst. 85 45 65 95 120 80 75 55 65 60 90 70 75 65 68 A USE SALT (a) Use a calculator with mean and sample standard deviation keys to find the sample mean x and sample standard deviation s. (Round your answers to four decimal places.) cm cm (b) Compute a 90% confidence interval for the mean depth u at which archaeological artifacts from the Wind Mountain excavation site can be found. (Round your answers to one decimal place.) lower limit cm upper limit cm

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VA Chapter 8 and 9 test - Mat 127, s x
C To Test U For An X Distribution T x b Answered: According to Harpers x G To test u for an x distribution th x
C The Toylot Company Makes An i x
+
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The Wind Mountain archaeological site is located in southwestern New Mexico. Wind Mountain was home to an ancient culture of prehistoric Native Americans called Anasazi. A random sample of excavations at
Wind Mountain gave the following depths (in centimeters) from present-day surface grade to the location of significant archaeological artifactst.
85 45 120 80 75 55 65 60
65 95 90 70 75 65 68
In USE SALT
(a) Use a calculator with mean and sample standard deviation keys to find the sample mean x and sample standard deviation s. (Round your answers to four decimal places.)
X =
cm
S =
cm
(b) Compute a 90% confidence interval for the mean depth u at which archaeological artifacts from the Wind Mountain excavation site can be found. (Round your answers to one decimal place.)
lower limit
cm
upper limit
cm
O Show My Work (Optional) ?
4.
DETAILS
BBBASICSTAT8 9.2.002.
MY NOTES
ASK YOUR TEACHER
9 M E
ES O 9 0 7:43
Transcribed Image Text:VA Chapter 8 and 9 test - Mat 127, s x C To Test U For An X Distribution T x b Answered: According to Harpers x G To test u for an x distribution th x C The Toylot Company Makes An i x + A webassign.net/web/Student/Assignment-Responses/submit?dep=25429670&tags=autosave#question4570002_3 A Descargar MP3: El. * Historia del teatro. O MP3XD.com | Mobile Official Liker | Page. A official Liker | Acce. It Official Liker | In. O Hublaa Liker V.2 O www.youtube.com/. O Google I Otros favoritos >> O Show My Work (Optional) ? 3. DETAILS BBBASICSTAT8 8.R.011.S. MY NOTES ASK YOUR TEACHER The Wind Mountain archaeological site is located in southwestern New Mexico. Wind Mountain was home to an ancient culture of prehistoric Native Americans called Anasazi. A random sample of excavations at Wind Mountain gave the following depths (in centimeters) from present-day surface grade to the location of significant archaeological artifactst. 85 45 120 80 75 55 65 60 65 95 90 70 75 65 68 In USE SALT (a) Use a calculator with mean and sample standard deviation keys to find the sample mean x and sample standard deviation s. (Round your answers to four decimal places.) X = cm S = cm (b) Compute a 90% confidence interval for the mean depth u at which archaeological artifacts from the Wind Mountain excavation site can be found. (Round your answers to one decimal place.) lower limit cm upper limit cm O Show My Work (Optional) ? 4. DETAILS BBBASICSTAT8 9.2.002. MY NOTES ASK YOUR TEACHER 9 M E ES O 9 0 7:43
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