Statistics Flashcards

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0
Q

Class interval

A

فاصله طبقاتي

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1
Q

Distribution

A

توزيع

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2
Q

Frequency histogram

A

نمودار ستوني

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3
Q

Frequency polygon

A

نمودار چند ضلعي

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4
Q

Mean - median- mode

A

شاخص هاي گرايش به مركز:ميانگين(رايجترين شاخص گرايش مركزي)- ميانه- نما

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5
Q

Renge-variance-standard deviation

A

شاخص هاي تغيير پذيري:دامنه،پراكنش، انحراف از معياريا استاندارد

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6
Q

Population

A

جامعه

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7
Q

Sampel

A

نمونه

Sampel: subpopulation

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8
Q

Random:unbiased

A

تصادفي:ناسودار

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9
Q

Errors of sampeling

A

خطاي نمونه گيري

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10
Q

Significance tests

A

آزمونهاي معناداري

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11
Q

Discriptive statistics

A

آمار توصيفي :تلخيص طبقه بندي ،مرتب كردن، تنها خطاي آن خطا در اندازه گيري است.

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12
Q

Inferential statistics

A

آمار استنباطي: كاربرد اصل صرفه جويي با امساك گري در عمل به ما كمك مي كند داده ها را به جامعه تعميم دهيم. براي رسيدن به اين مهم بايد انتخاب نمونه تصادفي باشد

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13
Q

Ordinal or rank

A

رتبه اي

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14
Q

Discriptive statistics

A

آمار توصيفي :تلخيص طبقه بندي ،مرتب كردن، تنها خطاي آن خطا در اندازه گيري است.

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15
Q

Inferential statistics

A

آمار استنباطي: كاربرد اصل صرفه جويي با امساك گري در عمل به ما كمك مي كند داده ها را به جامعه تعميم دهيم. براي رسيدن به اين مهم بايد انتخاب نمونه تصادفي باشد

16
Q

Ordinal or rank

A

رتبه اي

17
Q

Nominal

A

اسمي

18
Q

Interval

A

فاصله اي

19
Q

Ratio

A

نسبتي يا نسبي

20
Q

Bimodal&multi modal

A

دونمايي و چند نمايي

به توزيع هايي كه ٢ يا چند نما داشته باشند گفته مي شود

21
Q

Interqurtiale renge

A

ميان چاركي براي از بين بردن تاثير مقادير انتهايي توزيع

22
Q

Average diviation (AD)

A

انحراف متوسط

تفاوت هر نمره از ميانگين