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# 5-9 Using Averages

## on Oct 17, 2010

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## 5-9 Using AveragesPresentation Transcript

• 5-9 Using Averages Math Notes Statistics, Data Analysis, and Probability 1.1
• What you’re learning today... Statistics, Data Analysis, and Probability 1.1 - Know the concept of mean, ...; compute... simple examples...
• What you’re learning today... Statistics, Data Analysis, and Probability 1.1 - Know the concept of mean, ...; compute... simple examples... What is the average of: 36, 48, 15, 73, 58
• What you’re learning today... Statistics, Data Analysis, and Probability 1.1 - Know the concept of mean, ...; compute... simple examples... What is the average of: 36, 48, 15, 73, 58 36 + 48 + 15 + 73 + 58 = 230
• What you’re learning today... Statistics, Data Analysis, and Probability 1.1 - Know the concept of mean, ...; compute... simple examples... What is the average of: 36, 48, 15, 73, 58 46 36 + 48 + 15 + 73 + 58 = 230 5 230
• What you’re learning today... Statistics, Data Analysis, and Probability 1.1 - Know the concept of mean, ...; compute... simple examples... What is the average of: 36, 48, 15, 73, 58 46 36 + 48 + 15 + 73 + 58 = 230 5 230 The average of the ﬁve numbers is 46.
• What you’re learning today...
• What you’re learning today... =
• What you’re learning today... average = mean
• Find the mean for each set of data. \$25 \$16 \$32 \$39
• Find the mean for each set of data. STEP ONE \$25 \$16 \$32 \$39 Add the ADDENDS
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 \$39
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 + \$39
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 + \$39 \$112
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 + \$39 \$112
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 \$39 4 ADDENDS + \$112
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 STEP TWO \$39 4 ADDENDS DIVIDE the + SUM by the number or \$112 ADDENDS.
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 STEP TWO DIVIDE the ADDENDS + \$39 SUM by the number or \$112 ADDENDS. 4
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 STEP TWO DIVIDE the ADDENDS + \$39 SUM by the number or \$112 ADDENDS. 4
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 STEP TWO DIVIDE the ADDENDS + \$39 SUM by the number or ADDENDS. 4 \$112
• Find the mean for each set of data. STEP ONE \$25 Add the ADDENDS \$16 \$32 STEP TWO DIVIDE the ADDENDS + \$39 SUM by the number or \$28 ADDENDS. 4 \$112 \$28 is the MEAN
• Find the mean for each set of data. 50cm 30cm 10cm 40cm 20cm
• Find the mean for each set of data. STEP ONE 50cm 30cm 10cm 40cm 20cm Add the ADDENDS
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm 40cm 20cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm 40cm + 20cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm 40cm + 20cm 150cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm 40cm + 20cm 150cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm 40cm + 20cm 5 ADDENDS 150cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm STEP TWO 40cm DIVIDE the + 20cm 5 ADDENDS SUM by the 150cm number or ADDENDS.
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm STEP TWO 40cm DIVIDE the + 20cm ADDENDS SUM by the 150cm number or ADDENDS. 5
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm STEP TWO 40cm DIVIDE the + 20cm ADDENDS SUM by the 150cm number or ADDENDS. 5
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm STEP TWO 40cm DIVIDE the + 20cm ADDENDS SUM by the number or ADDENDS. 5 150cm
• Find the mean for each set of data. STEP ONE 50cm Add the 30cm ADDENDS 10cm STEP TWO 40cm DIVIDE the + 20cm ADDENDS SUM by the number or ADDENDS. 30cm 5 150cm 30cm is the MEAN
• Find the mean for each set of data. 503mi 922mi 512mi 361mi 387mi
• Find the mean for each set of data. STEP ONE 503mi 922mi 512mi 361mi 387mi Add the ADDENDS
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi 361mi 387mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi 361mi + 387mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi 361mi + 387mi 2685mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi 361mi + 387mi 2685mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi 361mi + 387mi 5 ADDENDS 2685mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi STEP TWO 361mi DIVIDE the + 387mi 5 ADDENDS SUM by the 2685mi number or ADDENDS.
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi STEP TWO 361mi DIVIDE the + 387mi ADDENDS SUM by the 2685mi number or ADDENDS. 5
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi STEP TWO 361mi DIVIDE the + 387mi ADDENDS SUM by the 2685mi number or ADDENDS. 5
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi STEP TWO 361mi DIVIDE the + 387mi ADDENDS SUM by the number or ADDENDS. 5 2685mi
• Find the mean for each set of data. STEP ONE 503mi Add the 922mi ADDENDS 512mi STEP TWO 361mi DIVIDE the + 387mi ADDENDS SUM by the number or ADDENDS. 537mi 5 2685mi 537mi is the MEAN