[R] Question about error of "non-numeric argument to binary operator"

From: Yulei Gong <techsub.gong_at_gmail.com>
Date: Wed 11 Oct 2006 - 02:35:02 GMT


Hi,
I have the following data and there is no binary operator contained, however, I still receive the error message when running unitrootTest function, could someone give me a guidance on it??

>readClipboard()
  [1] "245" "246" "261.5" "275.5" "307" "284.5" "289" "313.5"
"323.75" "334" " 312.5" "325" "305.5" "322.5" "317" "310.5"
 [17] "302" "301" "305" "287" "277.5" "271" " 271.5" "278.5"
"279" "271" "263" "262" "262" "271" "262" "257"
 [33] "251.5" "258" " 252.5" "254.5" "253" "251.5" "255"
"253" "253" "243" "238.5" "234" "229.5" "230.5" " 237.5" "
235.5"
 [49] "238" "225" "227.5" "233" "236.5" "236.5" "231.5"
"225" "221.5" "221.5 " "221.5" "221.5" "221.5" "221.25" "221"
"206"
 [65] "207.5" "196" "192.5" "193.5" "186" " 197.5" "193.5"
"201" "195" "183" "185.5" "181.5" "179" "177" "173" "
169.5"
 [81] "173" "178" "169" "173" "167" " 158.5" "169.5"
"164" "145" "127.5" "132" "131" "131" "120" "120.5" "
120.25"
 [97] "120" " 112.5" "114.5" "106" "113" "111" "113" "118.5"
"131" "131" "146.5" "133.5" "128" "132" " 130.5" "122"
[113] "122.5" "123.5" "126" "140" "132" "140" "143"
"148" "168" "162.5 " "152.5" "148" "144" "144" "150.5"
"151"
[129] "156" "156" "156" "152" "156" " 153.5" "137"
"135" "140" "135" "138.5" "139" "130" "131" "125"
"125"
[145] "121.5 " "125.5" "128" "128" "129.5" "133" "129.5"
"140" "154.5" "167.5" "156" "179" " 178.5" "174" "188"
"214"
[161] "197.5" "181.5" "181.5" "197.5" "191.5" "179" "189.5"
"184.5" "183" "182" "
182.5" "177" "191" "198" "191" "180.5" [177] "182" "183.5" "183" "182" " 189.5" "195" "208"
"203" "194" "176.5" "173" "173" "174" "165.5" "163" "
162.5"
[193] "159" "162.5" "171" "168.5" "164" "158" "147"
"149" "149.5" "144" "141" " 138.5" "138" "136" "138"
"140"

[209] "135"    "132.5"  "130.75" "129"    "129.5"  "126"    "127"    " 128.5"

"127.5" "124" "117" "119" "120.5" "122" "129" "133"
[225] "136" "137" "133" "133" "127" "123" "122"
"117" "122" "126" "126" "133" " 127.5" "129" "130"
"125"
[241] "122"    "126.5"  "136"    "148"    "147"    "150.5"  "143.5"

"138.5" "134" "135" "
135.75" "136.5" "132" "129" "127.5" "118.5" > x<-readClipboard()
> unitrootTest(x)
Error in r[i1] - r[-length(r):-(length(r) - lag + 1)] :

        non-numeric argument to binary operator

I also try to do simple code with it, and getting error message as well, such as
>for(j in 1:length(x)){w<-x/1}
>Error in x/1 : non-numeric argument to binary operator

Thanks for your help!

Yulei

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